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Finding the Fourth Proportional to 8,473.67, 12,703.49 and 4,028.93

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Solution

The fourth proportional to 8,473.67, 12,703.49 and 4,028.93 is: 6,040.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,473.67 : 12,703.49 = 4,028.93 : x
  2. Step 2: Convert to fraction form
    8,473.67/12,703.49 = 4,028.93/x
  3. Step 3: Cross multiply
    8,473.67x = 12,703.49 × 4,028.93
  4. Step 4: Simplify right side
    8,473.67x = 51,181,513.80
  5. Step 5: Solve for x
    x = 51,181,513.80/8,473.67
  6. Step 6: Final answer
    x = 6,040.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.